MCA

Hello Shubham,
The ideal options for a B.Sc physics graduate is M.Sc in:
1. Acoustics.
2. Applied electronics.
3. Astronomy.
4. Astrophysics.
5. Geophysics.
6. Medical physics.
7. Nuclear physics.
8. Vacuum sciences.
Once you complete your Master's degree, you can look forward to pursue either M.Phil in physics, M.Phil in applied mathematics, statistics or computing and mathematical sciences.
Further taking yourself into the research field with options like:
1. Ph.D physics.
2. Master of research in physics.
With a Master's degree in physics, you can get jobs with research institutions as technician or as instructor. It is also possible for you to get employed with the defense sector. With a doctorate, you can get jobs with automobile and other related industries.
MCA will help you, if you aim for a career in programming, database administration, networking, software development, etc.

Hello,
Yes, MCA is a good options after BCA.
For being eligible to apply for MCA, you should have mathematics as one of the subjects in class 12th or statistics as one of the subjects at graduation level. If you can fulfill this criteria, then you are eligible for MCA.
I would like to state that the most of the entrance exams are conducted in April or May. The notifications are out in January or February. The combined MCA entrance tests held in India are:
1. NIMCET for NITs.
2. CET Maharashtra for Maharashtra colleges.
3. UPMCAT for most colleges in UP.
4. Andhra Pradesh CET for Colleges in Andhra Pradesh.
5. Orissa state MCA test for all colleges in Orissa.
6. MET for All college under Punjab University.
7. GNDU and PTU in Punjab.
The most reputed universities and colleges offering MCA degree in India are:
1. Delhi University.
2. Pune University.
3. Jawahar Lal Nehru University - New Delhi.
4. IIT – Roorkee.
5. NIT – Trichy.
6. VJTI – Mumbai.
7. Banaras Hindu University.
8. MNNIT – Allahabad.
9. ICSE – Indore.
10. Thapar University.
All the best.